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NWS / NWPSSite ID: IOWI4active

NWS / NWPS IOWI4

Iowa River at Iowa City

Iowa River • Johnson • IA

Latest public reading2,020 cfsObserved May 14, 2026 at 11:00 PM CDT
TrendRisingForecast available
Data freshness StaleObservation 4633 minutes old
Flood contextNo source flood categoryFetched Timestamp unavailable

Stage and discharge

Observed source readings

Stage and discharge

Daily rollups and linked forecast values

Observed Forecast

Stage and discharge chart includes 4 observed points and 12 forecast points.

Line chart: Observed, Forecast051015202026-05-232026-06-212026-06-222026-06-232026-06-24
Data series

Flood-stage context

Source-published thresholds where available

Action21 ftSource-backed threshold
Minor flood23.5 ftSource-backed threshold
Moderate flood24.5 ftSource-backed threshold
Major flood26 ftSource-backed threshold

Forecast

Linked NWS/NWPS values

HGIFE • stage17.1 ftValid Jun 21, 2026 at 1:00 PM CDT
HGIFE • stage17.3 ftValid Jun 21, 2026 at 7:00 PM CDT
HGIFE • stage17.3 ftValid Jun 22, 2026 at 1:00 AM CDT
HGIFE • stage17.3 ftValid Jun 22, 2026 at 7:00 AM CDT
HGIFE • stage17.5 ftValid Jun 22, 2026 at 1:00 PM CDT
HGIFE • stage17.7 ftValid Jun 22, 2026 at 7:00 PM CDT

Observations

stage

16.07 ft

Observed Jun 17, 2026 at 7:00 PM CDT

stage

13.49 ft

Observed Jun 8, 2026 at 7:00 PM CDT

stage

11.96 ft

Observed May 29, 2026 at 7:00 PM CDT

stage

13.49 ft

Observed May 22, 2026 at 7:00 PM CDT

Alerts

Alerts unavailable

Alerts are shown only when the API returns a source-backed match.

Official public sources

Readings and thresholds stay tied to USGS, NOAA/NWS, or source-backed records.

Source freshness

Observed and fetched timestamps are shown separately when the API returns them.

Transparent methodology

Unavailable forecasts, alerts, and thresholds are shown as unavailable states.